31221036 (number)

31221036 is an even 8-digits composite number following 31221035 and preceding 31221037. In scientific notation, it is written as 3.1221036 × 10^7. The sum of its digits is 18. It has a total of 7 prime factors and 72 positive divisors. There are 8104320 positive integers (up to 31221036) that are relatively prime to 31221036.

Interesting facts

Basic properties

Name

Name thirty-one million two hundred twenty-one thousand thirty-six

Notation

Scientific notation 3.1221036 × 10^7
Engineering notation 3.1221036 × 10^6

Prime Factorization of 31221036

Prime Factorization 2 × 2 × 9 × 7 × 7 × 11 × 1609

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 2230074
Product of the distinct prime numbers

The prime factorization of 31221036 is 2 × 2 × 9 × 7 × 7 × 11 × 1609. Since it has a total of 7 prime factors.

Most popular turbo-numbers

10, 4, 41, 84, 35, 254, 7667, 2678, 48152, 674, 569382, 344842, 7932621, 144598, 9981541, 65383419, 971529938, 160069284, 6654073259, 2207127286

Basic calculations (n = 31221036)

Multiplication

n×y
n×2 62442072
n×3 93663108
n×4 124884144
n×5 156105180

Division

n÷y
n÷2 15610518
n÷3 10407012
n÷3 7805259
n÷5 6244207.2

Exponentiation

ny
n2 974753088913296
n3 3.0432801280073E+22
n4 9.5014358434601E+29
n5 2.9664467052036E+37

Nth Root

y√n
2√n 5587.5787242776
3√n 314.88291945135
4√n 74.750108523517
5√n 31.542017039186

Divisors of 31221036

1, 2, 4, 7, 9, 11, 14, 18, 22, 28, 36, 44, 49, 63, 77, 98, 99, 126, 154, 196, 198, 252, 308, 396, 441, 539, 693, 882, 1078, 1386, 1609, 1764, 2156, 2772, 3218, 4851, 6436, 9702, 11263, 14481, 17699, 19404, 22526, 28962, 35398, 45052, 57924, 70796, 78841, 101367, 123893, 157682, 159291, 202734, 247786, 315364, 318582, 405468, 495572, 637164, 709569, 867251, 1115037, 1419138, 1734502, 2230074, 2838276, 3469004, 4460148, 7805259, 15610518, 31221036

72 divisors

τ Total Divisors 72
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -31221035
Sum of the proper positive divisors of n
A Arithmetic Mean 0.013888888888889
Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n))
G Geometric Mean 1
Returns the nth root of the product of n divisors
H Harmonic Mean 72
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 31221036 can be divided by 72 positive divisors. The sum of these divisors (counting 31221036) is 1, the average is 0.013888888888889.

Base conversion 31221036

Base System Value
2 Binary 1110111000110010100101100
3 Ternary 2011202012012200
4 Quaternary 1313012110230
5 Quinary 30443033121
6 Senary 3033101500
8 Octal 167062454
10 Decimal 31221036
12 Duodecimal a557890
16 Hexadecimal 1dc652c
20 Vigesimal 9f2cbg
36 Base36 il6b0

Cryptographic Hash Functions

md5 1bf7e5905ac7437057625adbd4e029cc
sha1 68797ecd146a0e2c4c85f1681bc8aed3a317c651
sha256 1f05c2e840fa3ed65c39c3d33f42fcc088b067830fd1c917c96a6fb562a4c817
sha512 f4265d820e700fd05f8c803b8efc0ee819422c9721bc377db9502d1527180b5059fd4ddd7ef68a7e4a7b368d4fe913ece7ae77b693d8019229a746f40a24d760
ripemd-160 6978e98d19c7a5e07ea4ce344f17cacc8803c942

31221036 as geometric shapes

Circle

Radius = n
Diameter 62442072
Circumference 196167554.67012
Area 3.062277143194E+15

Sphere

Radius = n
Volume 1.2747661990618E+23
Surface area 1.2249108572776E+16
Circumference 196167554.67012

Square

Length = n
Perimeter 124884144
Area 974753088913296
Diagonal 44153212.542539

Cube

Length = n
Surface area 5848518533479776
Volume 3.0432801280073E+22
Space diagonal 54076420.616937

Equilateral Triangle

Length = n
Perimeter 93663108
Area 4.2208046870813E+14
Altitude 27038210.308468

Triangular Pyramid

Length = n
Surface area 4.2208046870813E+14
Volume 3.5865400259404E+21
Height 14717737.51418